Home / 135,960,370.74-187,625,338.56-74,080,709.10

Finding the Fourth Proportional to 135,960,370.74, 187,625,338.56 and 74,080,709.10

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Solution

The fourth proportional to 135,960,370.74, 187,625,338.56 and 74,080,709.10 is: 102,231,393.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,960,370.74 : 187,625,338.56 = 74,080,709.10 : x
  2. Step 2: Convert to fraction form
    135,960,370.74/187,625,338.56 = 74,080,709.10/x
  3. Step 3: Cross multiply
    135,960,370.74x = 187,625,338.56 × 74,080,709.10
  4. Step 4: Simplify right side
    135,960,370.74x = 13,899,418,125,652,372
  5. Step 5: Solve for x
    x = 13,899,418,125,652,372/135,960,370.74
  6. Step 6: Final answer
    x = 102,231,393.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.